Alien Shooter is the first of the whole alien/zombie shooter series and still holds strong in the crazy creature blasting fun. The plot is simple, science has discovered aliens, there pissed, kill them before they kill you.
.choice of screen resolution and blood color
.10 levels each with thousands of aliens to send to their bloody graves
.9 different weapons to unleash bullety/plasma/explosive/freeze/fiery deth along with implants to increase hp, strength, speed and accuracy, 3 types of armor, and four items flashlight, night vision, rescue bug(revives you without costing a life) and attack drone and finally you can have up to 5 lives, everything you can buy before each level and/or find inside boxes and walls
.survival mode, survive increasing numbers and difficult aliens and get more guns and items as you progress
.aliens strength goes by their color green/yellow/red/blue
Alien Shooter is fun as hell and pretty hard, if you like crazy shooters full of blood you should try it